Example sentences of "[is] [verb] at an [adj] [noun sg] " in BNC.

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1 An alternative view ( 13 ) is that because these areas contribute only 7% of the gross agricultural output their contribution is of little importance and is sustained at an unacceptable cost to the nation .
2 In the tropics , however , environmental change is occurring at an unprecedented rate where deforestation is creating local and , in all probability , global environmental problems since the demise of tropical rainforests in particular may well be contributing to the enhanced greenhouse effect ( section 5.3.1 ) .
3 The ozone layer is located at an average height of 12 kilometres above the earth 's surface an it screens us from 99% of the harmful ultra-violet radiation coming from the sun .
4 Two further introns were included in our comparisons : the second LSUrRNA intron from P.wickerhamii , which resembles Pw ri1 in sequence and secondary structure , and ri2 from Scenedesmus obliquus mitochondria , which is located at an identical position as ri2 from P.wickerhamii ( 21 ) .
5 This sea-floor spreading , as the phenomenon is known , is happening at an impressive rate : near the Galapagos Islands the sea-floor is expanding at eight inches a year ; down by Easter Island , by nine inches .
6 At Key Stage 2 pupils can also begin to make use of viewdata compilations of simple written sources , provided that the material is presented at an appropriate language level .
7 ( d ) whether any shares are held by family trusts ( trustees may become particularly vulnerable if an offer is made at an attractive price because a refusal to accept may result in allegations of a breach of trust ) ;
8 An acid derived from the oil is produced at an unlikely location on the Outer Hebrides .
9 The Indian software industry is growing at an average rate of 35 per cent a year .
10 The challenge is to identify at an early stage those who are most at risk of developing serious complications so that appropriate treatment may be given .
11 Counterfeiting is a multi million pound industry and all the signs are that it 's growing at an alarming rate .
12 Thus , it is not surprising that interaction between the two can result in cumulative movements in income for example , if income is rising at an increasing rate , both investment and consumption will be rising , causing further rises in income in the next period .
13 Membership of most of the UK 's conservation and environment organisations is expanding at an unprecedented rate , according to a survey conducted by BBC Wildlife .
14 Russia 's inflation is running at an annual rate of 2,500 per cent .
15 The aim of the research is to arrive at an interdisciplinary understanding of particular cases by intensive study over a period of time , using both flexible interviews and questionnaires ; and by the incorporation of survey data and through theoretical interpretation to generalise to wider organisational and occupational areas .
16 In June 1873 , the STC reported that it was " scarcely possible " to speak with confidence of the numbers employed , " perhaps they may reach 50 [ overall ] … but the number is increasing at an alarming rate " .
17 Car use is increasing at an alarming rate .
18 Violent crime is increasing at an alarming rate , and more and more of our members are at risk of becoming victims .
19 If sleep is taken at an unusual time , the changes associated with it ( the release of some hormones , the type of sleep ) will be affected to different extents depending on whether they are dominated by external factors or the body clock .
20 Perhaps the task in hand is too easily achieved or is pitched at an inappropriate level .
21 Other arrangements may be appropriate if a printer is engaged at an early stage .
22 It is characteristic of both plant and animal cells ; in the latter totipotency is lost at an early stage in embryonic development but in plants all cells maintain this ability throughout the life span of the individual .
23 This is no easy task when it is aimed at an entire work force and when the normal reading habits of the employees may range from The Times at one end to The Sun at the other .
24 Welcome back : Our countryside is disappearing at an alarming rate and urgent action is needed to protect it for future generations .
25 In its report titled the Lost Land published today , it claims our countryside is disappearing at an alarming rate .
26 For many people , particularly those brought up under the sway of the Judeo-Christian religions , physical control of emotional expression is learnt at an early age , and by adulthood can be practised to a high level of subtlety and skill .
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